A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6145-01-380-8032
NSN 6685-01-032-3384
NSN 5985-01-197-6864
NSN 2925-01-204-6243
NSN 6150-01-397-2279
NSN 6135-01-443-4484
NSN 5855-01-121-8862
NSN 5835-00-113-6090
NSN 4140-00-068-0267
NSN 6610-01-032-5335
NSN 5985-00-277-7371
NSN 6145-01-144-4013